Marcio Vieira
CEO & Cientista De Dados at Universidade Positivo
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolMarcio Vieira is a data science and open-source technology entrepreneur with over a decade of professional experience and 23 years as a trainer, currently CEO of Ambiente Livre where he designs and deploys ML-driven decision support, BI and Big Data solutions. He blends hands-on data engineering (Spark, Hadoop, Cassandra, HBase, MongoDB) with enterprise BPM/ECM expertise (Alfresco, Activiti/Flowable/Camunda) and a long track record of teaching MBA courses and building production clusters for students and clients. As an active contributor to Apache Hop, Marcio has improved core orchestration and metadata handling, reflecting deep familiarity with data integration engines. He pairs practical DevOps/DataOps skills (Docker, Kubernetes, NiFi) and multiple programming languages (Scala, Java, Python) with a service-first consulting model that emphasizes technology transfer and client independence. Notably, his academic and public-sector research applies open-source ML to public policy problems, demonstrating a commitment to impactful, reproducible solutions.
12 years of coding experience
5 years of employment as a software developer
Tecnologia em Processamendo de Dados Tecnologia da Informação, Tecnologia em Processamendo de Dados Tecnologia da Informação at Escola Superior de Estudos Empresariais e Informática - ESEEIMestrando Gestão da Informação, Mestrando Gestão da Informação at Universidade Federal do Paraná
English, Portuguese, Spanish
Github Skills (9)
etl10
javas10
orchestration10
workflow-engine10
orchestra10
data-integration10
java10
pipeline10
json-serialization9
Programming languages (9)
Github contributions (5)
apache/hop
Mar 2020 - Sep 2022
Hop Orchestration Platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:29 commits, 8 PRs, 3 comments in 2 years 6 months
Contributions summary:Marcio primarily contributed to the core of the Hop Orchestration Platform, making several updates to the `ValueMetaBase.java` file, indicating work on data type handling and metadata within the system. These changes included additions of Jackson annotations for JSON serialization, new methods and overrides, suggesting an effort to improve data representation and object behavior within the data integration and orchestration context. Additional commits focused on updating workflow and pipeline engine implementations.
orchestrationhopstreamingapachekubernetes
ambientelivre/legacy-pentaho-ce
Jun 2023 - Mar 2025
Contributions:74 releases, 96 pushes, 1 branch in 1 year 9 months
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